20163893565

素因数分解:

$3^1\times 5^1\times {\mathrm{102451}}^1\times {\mathrm{13121}}^1$

素因数の和:115580

約数の個数: 16

約数和(自身を含む): 32265003456

約数和(自身を除く): 12101109891

約数列:

[1, 3, 5, 15, 13121, 39363, 65605, 102451, 196815, 307353, 512255, 1536765, 1344259571, 4032778713, 6721297855, 20163893565]

約数ペア:

[(1, 20163893565), (3, 6721297855), (5, 4032778713), (15, 1344259571), (13121, 1536765), (39363, 512255), (65605, 307353), (102451, 196815)]